Mental Subtraction Worksheet for Class 2 and 3
How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).
NameDateTime takenScore ___ / 40
- 1.89 − 63 =
- 2.59 − 38 =
- 3.66 − 54 =
- 4.87 − 31 =
- 5.65 − 53 =
- 6.84 − 42 =
- 7.66 − 56 =
- 8.70 − 21 =
- 9.99 − 74 =
- 10.83 − 28 =
- 11.73 − 25 =
- 12.82 − 15 =
- 13.62 − 18 =
- 14.75 − 36 =
- 15.59 − 39 =
- 16.76 − 33 =
- 17.89 − 56 =
- 18.99 − 32 =
- 19.97 − 46 =
- 20.86 − 24 =
- 21.59 − 42 =
- 22.99 − 13 =
- 23.53 − 27 =
- 24.58 − 21 =
- 25.99 − 72 =
- 26.91 − 22 =
- 27.63 − 29 =
- 28.83 − 19 =
- 29.71 − 48 =
- 30.79 − 31 =
- 31.93 − 59 =
- 32.67 − 17 =
- 33.75 − 52 =
- 34.87 − 14 =
- 35.91 − 64 =
- 36.68 − 25 =
- 37.67 − 22 =
- 38.72 − 59 =
- 39.90 − 44 =
- 40.75 − 25 =
Answer key
- 26
- 21
- 12
- 56
- 12
- 42
- 10
- 49
- 25
- 55
- 48
- 67
- 44
- 39
- 20
- 43
- 33
- 67
- 51
- 62
- 17
- 86
- 26
- 37
- 27
- 69
- 34
- 64
- 23
- 48
- 34
- 50
- 23
- 73
- 27
- 43
- 45
- 13
- 46
- 50
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths